<template>
    <div>
        <!-- 面包屑导航区域 -->
        <el-breadcrumb separator="/">
            <el-breadcrumb-item :to="{ path: '/welcome' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>订单管理</el-breadcrumb-item>
            <el-breadcrumb-item>订单列表</el-breadcrumb-item>
        </el-breadcrumb>

        <!-- 卡片视图区域 -->
        <el-card>
            <!-- 搜索按钮 -->
            <el-row>
                <el-col :span="8">
                    <el-input placeholder="请输入内容">
                        <el-button slot="append" icon="el-icon-search"></el-button>
                    </el-input>
                </el-col>
            </el-row>

            <!-- 表格 -->
            <el-table :data="orderList" border stripe>
                <!-- 索引列 -->
                <el-table-column label="#" type="index"></el-table-column>
                <el-table-column label="订单编号" prop="order_number"></el-table-column>
                <el-table-column label="订单价格" prop="order_price"></el-table-column>
                <el-table-column label="是否付款" prop="pay_status">
                    <template slot-scope="scope">
                        <el-tag type="success" v-if="scope.row.pay_status === '1'">已付款</el-tag>
                        <el-tag type="danger" v-else>未付款</el-tag>
                    </template>
                </el-table-column>
                <el-table-column label="是否发货" prop="is_send"></el-table-column>
                <el-table-column label="下单时间" prop="create_time">
                    <template slot-scope="scope">
                        {{scope.row.create_time | dateFormat}}
                    </template>
                </el-table-column>
                <el-table-column label="操作">
                    <!-- 部署本地服务器时，两个按钮显示不出来，使用作用域插槽传递id即可显示 -->
                    <template slot-scope="scope">
                        <el-button type="primary" size="mini" icon="el-icon-edit" @click="showAddressDialog(scope.row.order_id)"></el-button>
                        <el-button type="success" size="mini" icon="el-icon-location"  @click="showProgressDialog(scope.row.order_id)"></el-button>
                    </template>
                </el-table-column>
            </el-table>

            <!-- 分页 -->
            <el-pagination
            @size-change="handleSizeChange"
            @current-change="handleCurrentChange"
            :current-page="queryInfo.pagenum"
            :page-sizes="[5, 10, 15]"
            :page-size="queryInfo.pagesize"
            layout="total, sizes, prev, pager, next, jumper"
            :total="total">
            </el-pagination>
        </el-card>

        <!-- 修改地址对话框 -->
        <el-dialog
        title="修改地址对话框"
        :visible.sync="addressVisible"
        width="50%" @close="addressDialogClosed">
            <!-- 表单 -->
            <el-form ref="addressFormRef" :model="addressForm" label-width="80px">
                <el-form-item label="省市区/县" prop="address1">
                    <el-cascader :options="cityData" v-model="addressForm.address1" :props="{ expandTrigger: 'hover' }"></el-cascader>
                </el-form-item>
                <el-form-item label="详细地址" prop="address2">
                    <el-input v-model="addressForm.address2"></el-input>
                </el-form-item>
            </el-form>

            <!-- 按钮 -->
            <span slot="footer" class="dialog-footer">
                <el-button @click="addressVisible = false">取 消</el-button>
                <el-button type="primary" @click="addressVisible = false">确 定</el-button>
            </span>
        </el-dialog>

        <!-- 物流进度对话框 -->
        <el-dialog
        title="物流进度"
        :visible.sync="progressVisible"
        width="50%">
            <!-- 时间线控件 -->
            <!-- 时间进度控件必须是Element-ui的2.6版本以上才可使用 -->
            <el-timeline>
                <el-timeline-item
                v-for="(activity, index) in progressData"
                :key="index"
                :timestamp="activity.time"
                placement="top"
                color="green"
                >
                    <el-card>
                        <p>{{activity.context}}</p>
                    </el-card>
                
                </el-timeline-item>
            </el-timeline>
        </el-dialog>
    </div>
</template>

<script>
// 导入省市县json数据
import cityData from './citydata.js'
// 导入物流进度数据
import progressData from './progressdata.js'

export default {
    data(){
        return {
            // 分页参数对象
            queryInfo: {
                query: '',
                pagenum: 1,
                pagesize: 10
            },
            // 订单列表数据
            orderList: [],
            // 订单列表总条数
            total: 0,
            // 控制修改地址对话框显示与隐藏
            addressVisible: false,
            // 修改地址对话框表单数据
            addressForm: {
                address1: [],
                address2: ''
            },
            // 修改地址对话框表单数据验证规则
            addressFormRef: {
                address1: [
                    { required: true, message: '请选择省市县', trigger: 'blur' }
                ],
                address2: [
                    { required: true, message: '请输入详细地址', trigger: 'blur' }
                ],
            },
            // 省市县数据(对象名与值相同则可省略写一个)
            cityData,
            // 控制物流进度对话框的显示与隐藏
            progressVisible: false,
            // 物流进度数据
            progressData: progressData[0].data
        }
    },
    created(){
        // 获取订单列表数据
        this.getOrderList();
    },
    methods:{
        // 获取订单列表数据
        async getOrderList(){
            const {data:res} = await this.$http.get('orders',{
                params: this.queryInfo
            });

            if(res.meta.status !== 200) {
                this.$message.error("获取订单列表失败!");
            }

            this.$message.success("获取订单列表成功!");
            console.log(res.data);
            this.orderList = res.data.goods;
            this.total = res.data.total;
        },
        // 监听 pagesize 的变化
        handleSizeChange(newSize){
            this.queryInfo.pagesize = newSize;
            this.getOrderList();
        },
        // 监听 pagenum 的变化
        handleCurrentChange(newPage){
            this.queryInfo.pagenum = newPage;
            this.getOrderList();
        },
        // 显示修改地址对话框
        showAddressDialog(id){
            console.log("测试id是否显示1"+id)
            this.addressVisible = true;
        },
        // 修改对话框关闭时清空数据
        addressDialogClosed() {
            this.$refs.addressFormRef.resetFields();
        },
        // 显示物流进度对话框并且获取数据
        async showProgressDialog(id) {
            console.log("测试id是否显示2"+id)
            // 由于物流进度中的运单测试号出现问题，暂时先用本地虚拟数据进行代替
            if(this.progressData.length > 0){
                this.$message.success("物流虚拟数据获取成功!");
                console.log(this.progressData);
            }

            this.progressVisible = true;
        }
    }
}
</script>

<style lang="less" scoped>
.el-cascader {
    width: 100%;
}
</style>
